What was found
FLT CREW REPORTS HF 1 FAIL IN COMM WINDOW. GROUNDED - YES. PERFORMED HF 1 & 2 BITE TEST PER B737-800 FIM 23-11 TASK 801, OPS CHECK GOOD, HF 1 FAIL LIGHT EXTINGUISHED.
- Difficulty date
- May 5, 2021
- Submitted
- May 6, 2021
- Operation
- Air carrier
- Aircraft
- N506AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35690
- Aircraft time
- 47,068 hours, 14,248 cycles
- System (JASC)
- 2310 · HF Communications System
- Part
- Warning Light
- Condition
- False Activation
- Location
- Nr 1 Hf Comms
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- N
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.